From: Gao feng <gaofeng@cn.fujitsu.com>
Date: Fri, 1 Nov 2013 11:34:45 +0000 (+0800)
Subject: audit: don't generate loginuid log when audit disabled
X-Git-Tag: firefly_0821_release~176^2~4072^2~62
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=c2412d91c68426e22add16550f97ae5cd988a159;p=firefly-linux-kernel-4.4.55.git

audit: don't generate loginuid log when audit disabled

If audit is disabled, we shouldn't generate loginuid audit
log.

Acked-by: Eric Paris <eparis@redhat.com>
Signed-off-by: Gao feng <gaofeng@cn.fujitsu.com>
Signed-off-by: Richard Guy Briggs <rgb@redhat.com>
Signed-off-by: Eric Paris <eparis@redhat.com>
---

diff --git a/kernel/auditsc.c b/kernel/auditsc.c
index df1e685809e1..9ab02fa2334c 100644
--- a/kernel/auditsc.c
+++ b/kernel/auditsc.c
@@ -1971,6 +1971,9 @@ static void audit_log_set_loginuid(kuid_t koldloginuid, kuid_t kloginuid,
 	struct audit_buffer *ab;
 	uid_t uid, ologinuid, nloginuid;
 
+	if (!audit_enabled)
+		return;
+
 	uid = from_kuid(&init_user_ns, task_uid(current));
 	ologinuid = from_kuid(&init_user_ns, koldloginuid);
 	nloginuid = from_kuid(&init_user_ns, kloginuid),